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ISL81387IBZ
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ISL81387IBZ

Product Overview

Category

ISL81387IBZ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power management applications.

Characteristics

  • Integrated circuit
  • Power management functionality
  • High efficiency
  • Compact size

Package

ISL81387IBZ is available in a small outline package (SOIC) format.

Essence

The essence of ISL81387IBZ lies in its ability to efficiently manage power in electronic devices, ensuring optimal performance and reliability.

Packaging/Quantity

ISL81387IBZ is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.8V to 6V
  • Maximum Continuous Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL81387IBZ features the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin
  4. EN: Enable pin
  5. SS/TR: Soft-start/Tracking pin
  6. PGND: Power ground pin
  7. VCC: Supply voltage pin
  8. LX: Switching node pin

Functional Features

  • Wide input voltage range allows compatibility with various power sources.
  • High-efficiency design minimizes power loss and maximizes energy conversion.
  • Adjustable output voltage enables flexibility in different applications.
  • Soft-start feature ensures smooth power-up without excessive current surges.
  • Overcurrent protection safeguards the device and connected components.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption.
  • Compact size allows for space-saving integration in electronic devices.
  • Wide input voltage range enhances versatility.
  • Overcurrent protection ensures device and system safety.

Disadvantages

  • Limited maximum continuous output current may restrict usage in high-power applications.
  • Operating temperature range may not be suitable for extreme environments.

Working Principles

ISL81387IBZ operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) to regulate the output voltage. The input voltage is converted into a high-frequency signal, which is then filtered and regulated to provide a stable output voltage.

Detailed Application Field Plans

ISL81387IBZ finds application in various electronic devices, including but not limited to: - Laptops and notebooks - Desktop computers - Servers - Telecommunications equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  1. ISL81387IAZ: Similar to ISL81387IBZ, but available in a different package format (QFN).
  2. ISL81387IRZ: Similar to ISL81387IBZ, but with extended operating temperature range (-40°C to +125°C).
  3. ISL81387ICPZ: Similar to ISL81387IBZ, but with additional integrated protection features.

These alternative models offer similar functionality and can be considered as substitutes for ISL81387IBZ depending on specific requirements.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng ISL81387IBZ trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of ISL81387IBZ in technical solutions:

  1. Q: What is ISL81387IBZ? A: ISL81387IBZ is a high-performance, dual-output synchronous buck controller IC used in power management applications.

  2. Q: What are the key features of ISL81387IBZ? A: The key features include wide input voltage range, high efficiency, adjustable switching frequency, integrated MOSFET drivers, and comprehensive protection features.

  3. Q: What is the typical application of ISL81387IBZ? A: ISL81387IBZ is commonly used in various power management applications such as telecom infrastructure, industrial equipment, servers, and networking devices.

  4. Q: What is the maximum input voltage supported by ISL81387IBZ? A: The maximum input voltage supported by ISL81387IBZ is typically around 24V.

  5. Q: How many outputs can ISL81387IBZ provide? A: ISL81387IBZ is a dual-output controller, meaning it can provide two independent regulated outputs.

  6. Q: Can ISL81387IBZ support synchronous rectification? A: Yes, ISL81387IBZ supports synchronous rectification for improved efficiency.

  7. Q: Is ISL81387IBZ capable of adjustable switching frequency? A: Yes, ISL81387IBZ allows users to adjust the switching frequency according to their specific requirements.

  8. Q: What protection features are available in ISL81387IBZ? A: ISL81387IBZ offers comprehensive protection features including overvoltage protection, undervoltage lockout, overcurrent protection, and thermal shutdown.

  9. Q: Can ISL81387IBZ operate in a wide temperature range? A: Yes, ISL81387IBZ is designed to operate reliably in a wide temperature range, typically from -40°C to 85°C.

  10. Q: What package options are available for ISL81387IBZ? A: ISL81387IBZ is available in a small footprint 20-lead QSOP package, which is suitable for space-constrained applications.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.